OpenTechnical

OT-2026-000073785

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000073785) never changes.

Identity and time

Publication numberOT-2026-000073785 · never reused
Internal UUID01a0ae93-2b8d-7bda-806d-c48e7ae500ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073785
StatusPUBLIC

Content hashes

Canonical text81d12b3b3e66d031851e07c5cc23fe22614277f7962dd3ad4f8155f63d4b17be
Markdown57f22199e0170a5cdcf31748cc856176acbf19408e441d0a6feb04f5ab5cfbaf
PDF
Publication page0f85115a08c6f230d444d7965af772019c454053cee25a6d0a2003f6985da54a
Manifestee506d2ca08cd8bfde53b37d70cf9ec5b2fc75076857d3cc07c8d044dd0b1fa4

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureguwriHUEu9kPsX2Vvdsxj1VKQQl/XIjX7HScz8DNcu/SHy9lXgXPPY4K4w8dDtBWgODYRvKayc1gSpw8ZucvBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:19:53.604768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073785
observed 0f85115a08c6f230d444d7965af77201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:53.586885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073785/manifest.json
observed ee506d2ca08cd8bfde53b37d70cf9ec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:53.566917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073785/publication.md
observed 57f22199e0170a5cdcf31748cc856176...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:53.545766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073785/publication.txt
observed 81d12b3b3e66d031851e07c5cc23fe22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.